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47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
#include "driver/gpio.h"
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#include "display.h"
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uint8_t fb[64][128][3];
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void write_bits(uint8_t r1, uint8_t g1, uint8_t b1, uint8_t r2, uint8_t g2, uint8_t b2){
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gpio_set_level(GPIO_R1, r1);
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gpio_set_level(GPIO_G1, g1);
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gpio_set_level(GPIO_B1, b1);
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gpio_set_level(GPIO_R2, r2);
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gpio_set_level(GPIO_G2, g2);
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gpio_set_level(GPIO_B2, b2);
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}
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void write_address(uint8_t addr){
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gpio_set_level(GPIO_A, addr&0x01);
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gpio_set_level(GPIO_B, (addr&0x02)>>1);
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gpio_set_level(GPIO_C, (addr&0x04)>>2);
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gpio_set_level(GPIO_D, (addr&0x08)>>3);
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gpio_set_level(GPIO_E, (addr&0x10)>>4);
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}
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void latch(){
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gpio_set_level(GPIO_LAT, 0);
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gpio_set_level(GPIO_LAT, 1);
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}
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void clock(){
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gpio_set_level(GPIO_CLK, 1);
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gpio_set_level(GPIO_CLK, 0);
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}
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void display_cycle(){
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printf("test");
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static uint8_t line = 0;
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for(uint8_t i=0;i<128;i++){
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write_bits(fb[line][i][0],fb[line][i][1],fb[line][i][2],fb[32+line][i][0],fb[32+line][i][1],fb[32+line][i][2]);
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clock();
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}
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gpio_set_level(GPIO_OE, 1);
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latch();
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write_address(line);
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gpio_set_level(GPIO_OE, 0);
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line = (line + 1)%32;
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}
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